| Name | Koanophyllon villosum (Swartz) R. M. King & H. Robinson |
| Authorship | (Swartz) R. M. King & H. Robinson |
| Rank | Species |
| Placed in | Koanophyllon Arruda |
| Citation | 1975 Phytologia 32: 265 |
| Holdings | 10 Specimens held in the Harvard University Herbaria identified as Koanophyllon villosum (Swartz) R. M. King & H. Robinson |
| Identification made in | [no date] (10) |